Many residents are concerned and feel something needs to be done about this steady demographic decline.

VOA: standard.2009.10.27

But you're starting to really feel concerned about this old woman, so you say, "Let me hold your bag."

但是你开始为她担心了，于是你说，“Let me hold your bag.”

Let me 课堂 - SpeakingMax英语口语达人

And you're starting to feel a little bit concerned.

你开始有点担心她了。

You look 课堂 - SpeakingMax英语口语达人